Zobrazeno 1 - 10
of 1 508
pro vyhledávání: '"H Engelhardt"'
Autor:
Jianyong Zhang, Hongchun Cui, Junfeng Yin, Yuwan Wang, Yun Zhao, Jizhong Yu, Ulrich H. Engelhardt
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-7 (2023)
Abstract Acetylation could improve the bioavailability of (-)-Epigallocatechin-3-Gallate (EGCG), but the relationship of substitution degree and antioxidant capacity of acetylated EGCG was unclear. The acetylated EGCG products were separated by prepa
Externí odkaz:
https://doaj.org/article/5a6c3bdf894f4699ace0de2ef0ddd186
Autor:
Jian-yong Zhang, Hong-chun Cui, Zhi-hui Feng, Wei-wei Wang, Yun Zhao, Yu-liang Deng, He-yuan Jiang, Jun-feng Yin, Ulrich H. Engelhardt
Publikováno v:
Frontiers in Nutrition, Vol 10 (2023)
Theasinensin A is an important quality chemical component in tea, but its taste characteristics and the related mechanism are still unclear. The bitterness quantification and simulated taste mechanism of theasinensin A were researched. The results sh
Externí odkaz:
https://doaj.org/article/d2395c9d7bf640f3aade026aac7a04af
Publikováno v:
International Journal of Molecular Sciences, Vol 24, Iss 7, p 6013 (2023)
The inhibition of tyrosinase (TYR) activity is an effective measure to inhibit melanin synthesis. At present, there are many methods with discrepant details that study the TYR inhibitory activity of samples. Under the same experimental conditions, th
Externí odkaz:
https://doaj.org/article/469e815faf1748c8afe07b5ebe06755f
Autor:
Wei Wang, Ying Gao, Weiwei Wang, Jianyong Zhang, Junfeng Yin, Ting Le, Jinjin Xue, Ulrich H. Engelhardt, Heyuan Jiang
Publikováno v:
Antioxidants, Vol 11, Iss 3, p 502 (2022)
Kojic acid, β-arbutin, α-arbutin, and deoxyarbutin have been reported as tyrosinase inhibitors in many articles, but some contradictions exist in their differing results. In order to provide some explanations for these contradictions and to find th
Externí odkaz:
https://doaj.org/article/5ecb91d20a5b4960913a1d6c8cbfd68f
Autor:
Jianyong Zhang, Hongchun Cui, Jinjin Xue, Wei Wang, Weiwei Wang, Ting Le, Lin Chen, Ulrich H. Engelhardt, Heyuan Jiang
Publikováno v:
Foods, Vol 10, Iss 12, p 2971 (2021)
The separation and preparation of theasinensins have been hot spots in the field of tea chemistry in recent years. However, information about the mechanism of efficient adsorption of tea theasinensins by resin has been limited. In this study, the ads
Externí odkaz:
https://doaj.org/article/5bcb4bde7f15446ead0ba8a200e105c6
Autor:
Jennifer Lehmann, Michael R. Agel, Konrad H. Engelhardt, Shashank R. Pinnapireddy, Sabine Agel, Lili Duse, Eduard Preis, Matthias Wojcik, Udo Bakowsky
Publikováno v:
Pharmaceutics, Vol 13, Iss 8, p 1243 (2021)
Lung cancer is one of the most common causes for a high number of cancer related mortalities worldwide. Therefore, it is important to improve the therapy by finding new targets and developing convenient therapies. One of these novel non-invasive stra
Externí odkaz:
https://doaj.org/article/519b431d29544533afc93a90d5639ddb
Autor:
Alice Abu Dayyih, Bernd Gutberlet, Eduard Preis, Konrad H. Engelhardt, Muhammad Umair Amin, Ahmed M. Abdelsalam, Martina Bonsu, Udo Bakowsky
Publikováno v:
ACS applied materialsinterfaces. 14(28)
Antimicrobial strategies with high efficacy against bacterial infections are urgently needed. The development of effective therapies to control bacterial infections is still a challenge. Herein, near-infrared (NIR)-activated thermosensitive liposomes
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Publikováno v:
Journal of Agricultural and Food Chemistry. 70:1304-1315
Some catechins and their dimeric oxidation products are well known to possess antimelanogenic activity, which could be influenced by their structures and oxidative dimerization. This study compared the antimelanogenic activity of different catechins
Publikováno v:
Beverage Plant Research. 3